/* SafeVPN — legal documents stylesheet.
   Layout follows the structure of an official document set:
   title block with identifying attributes, table of contents, numbered sections. */

*{box-sizing:border-box;margin:0;padding:0}

:root{
  --bg:#0a0a0a;--text:#f5f5f5;--hint:#9a9aa1;--card:#151515;
  --border:rgba(255,255,255,.09);--border-strong:rgba(255,255,255,.16);
  --accent:#4c8dff;--warn:#f59e0b;--ok:#34c759;
  --rule:rgba(255,255,255,.14);
}
@media(prefers-color-scheme:light){
  :root{
    --bg:#fff;--text:#171717;--hint:#64646b;--card:#fafafa;
    --border:rgba(0,0,0,.1);--border-strong:rgba(0,0,0,.18);
    --accent:#2563eb;--warn:#b45309;--ok:#15803d;
    --rule:rgba(0,0,0,.18);
  }
}

html{background:var(--bg);scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  max-width:860px;margin:0 auto;
  padding:max(24px,env(safe-area-inset-top)) max(16px,env(safe-area-inset-right)) max(48px,env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left));
  background:var(--bg);color:var(--text);
  font:15px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;
  overflow-wrap:anywhere;
}

/* ─── Reading progress ─── */
.progress{position:fixed;top:0;left:0;right:0;height:2px;z-index:60;background:transparent;pointer-events:none}
.progress-bar{height:100%;width:0;background:var(--accent);transition:width .08s linear}

/* ─── Title block ─── */
.doc-head{
  border:1px solid var(--border-strong);border-radius:14px;background:var(--card);
  padding:22px;margin-bottom:16px;
}
.doc-brand{
  font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent);margin-bottom:12px;
}
.doc-kind{
  font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:var(--hint);padding-bottom:10px;margin-bottom:12px;border-bottom:1px solid var(--rule);
}
.doc-head h1{font-size:clamp(21px,4.4vw,30px);line-height:1.2;font-weight:760;margin-bottom:10px}

.doc-rev{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12.5px;font-weight:600;color:var(--hint);
}
.doc-rev::before{
  content:"";width:6px;height:6px;border-radius:50%;
  background:var(--ok);box-shadow:0 0 0 3px color-mix(in srgb,var(--ok) 18%,transparent);
}

/* ─── Document switch ─── */
.legal-nav{
  display:flex;gap:4px;flex-wrap:wrap;margin-top:18px;
  padding:4px;border:1px solid var(--border);border-radius:12px;background:var(--bg);
}
.legal-nav a{
  flex:1 1 auto;text-align:center;
  padding:9px 14px;border-radius:9px;
  font-size:13px;font-weight:700;color:var(--hint);
  transition:color .15s,background .15s;
}
.legal-nav a:hover{color:var(--text);text-decoration:none}
.legal-nav a[aria-current="page"]{
  color:#fff;background:var(--accent);
  box-shadow:0 1px 6px color-mix(in srgb,var(--accent) 40%,transparent);
}
.legal-nav a[aria-current="page"]:hover{color:#fff}

/* ─── Callout ─── */
.notice{
  padding:14px 16px;border:1px solid color-mix(in srgb,var(--accent) 35%,var(--border));
  background:color-mix(in srgb,var(--accent) 8%,transparent);border-radius:11px;margin:0 0 16px;
  border-left:3px solid var(--accent);
}
.notice.warn{border-color:color-mix(in srgb,var(--warn) 38%,var(--border));border-left-color:var(--warn);background:color-mix(in srgb,var(--warn) 8%,transparent)}

/* ─── Table of contents ─── */
.toc{border:1px solid var(--border);border-radius:12px;background:var(--card);padding:18px 20px;margin-bottom:16px}
.toc h2{
  font-size:12px;font-weight:800;letter-spacing:.11em;text-transform:uppercase;color:var(--hint);
  margin-bottom:12px;padding-bottom:9px;border-bottom:1px solid var(--rule);
}
.toc ol{list-style:none;padding:0;margin:0;columns:2;column-gap:26px}
@media(max-width:600px){.toc ol{columns:1}}
.toc li{margin:0;break-inside:avoid}
.toc li+li{margin-top:0}
.toc a{
  display:flex;align-items:baseline;gap:8px;padding:5px 0;
  font-size:13.5px;color:var(--text);line-height:1.4;
}
.toc a:hover{color:var(--accent);text-decoration:none}
.toc-num{
  flex:none;min-width:22px;font-variant-numeric:tabular-nums;
  font-weight:750;font-size:12px;color:var(--hint);
}
.toc a:hover .toc-num{color:var(--accent)}

/* ─── Sections ─── */
.section{
  padding:22px;margin-bottom:12px;border:1px solid var(--border);
  border-radius:12px;background:var(--card);scroll-margin-top:16px;
}
.section:target{border-color:var(--accent)}
h2{font-size:17.5px;line-height:1.3;font-weight:740;margin-bottom:13px;padding-bottom:10px;border-bottom:1px solid var(--rule)}
h3{font-size:15px;font-weight:700;margin:17px 0 7px}
p,li{opacity:.94}
p+p{margin-top:9px}
ul,ol{padding-left:22px;margin-top:9px}
li+li{margin-top:6px}
strong{font-weight:750}

a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

/* ─── Tables ─── */
.table-wrap{overflow-x:auto;margin-top:13px;border:1px solid var(--border);border-radius:9px}
table{width:100%;min-width:660px;border-collapse:collapse;font-size:13px}
th,td{text-align:left;vertical-align:top;padding:10px 11px;border-bottom:1px solid var(--border)}
tr:last-child td{border-bottom:0}
th{color:var(--hint);font-size:11px;font-weight:750;letter-spacing:.05em;text-transform:uppercase;background:color-mix(in srgb,var(--text) 4%,transparent)}

/* ─── Contacts / footer ─── */
.requisites p{margin-top:5px}
.tag{display:inline-block;padding:2px 8px;border-radius:6px;background:color-mix(in srgb,var(--ok) 12%,transparent);color:var(--ok);font-size:11px;font-weight:800}
.footer{padding:22px 8px 0;color:var(--hint);font-size:12px;text-align:center;line-height:1.7}

/* ─── Back to top ─── */
.totop{
  position:fixed;right:max(16px,env(safe-area-inset-right));bottom:max(16px,env(safe-area-inset-bottom));
  width:42px;height:42px;border-radius:50%;z-index:50;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--border-strong);background:var(--card);color:var(--text);
  cursor:pointer;opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .2s,visibility .2s,transform .2s,border-color .15s;
  box-shadow:0 4px 16px rgba(0,0,0,.18);
}
.totop.show{opacity:1;visibility:visible;transform:none}
.totop:hover{border-color:var(--accent);color:var(--accent)}

@media(max-width:520px){
  body{font-size:14px}
  .section{padding:17px}
  .doc-head{padding:18px}
  .toc{padding:16px}
}

/* ─── Print ─── */
@page{size:A4;margin:16mm}
@media print{
  body{max-width:none;padding:0;color:#000;background:#fff;font-size:10pt}
  .legal-nav,.totop,.progress{display:none}
  .doc-head{border:0;border-bottom:1.5pt solid #000;border-radius:0;background:#fff;padding:0 0 8pt;margin-bottom:10pt}
  .doc-rev{color:#333}
  .doc-rev::before{display:none}
  .toc{break-after:page;border-color:#bbb;background:#fff}
  .section{break-inside:avoid;background:#fff;border-color:#bbb;padding:9pt}
  .notice{background:#fff;border-color:#999;border-left-color:#000}
  a{color:#000;text-decoration:underline}
  .footer{color:#555}
}